MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b0a782e57caecb47bfba4d62ea76bfbf7f38a28acdd066b03af5be64ff832db1. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



Loki


Vendor detections: 12


Intelligence 12 IOCs YARA File information Comments

SHA256 hash: b0a782e57caecb47bfba4d62ea76bfbf7f38a28acdd066b03af5be64ff832db1
SHA3-384 hash: 4b102de0c3091a3133dc0ecb697dfa010f07bb1e1453e392e30ccf7618487f6f1b9fbedf2c0e2f25448e9564b5c78ccb
SHA1 hash: cc5c26f23d56ea09f33efdb58d098c24ced16de6
MD5 hash: 03385e7ef24475c34b51475e7271af4a
humanhash: cup-queen-one-william
File name:Request_for_quotation_C100934.xlsx
Download: download sample
Signature Loki
File size:190'568 bytes
First seen:2022-03-18 10:25:19 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/encrypted
ssdeep 3072:NxnKyEof9iy34J1/S80FbyGlzKl53f1P6hflNRwnM8FO13H2BLq+jQ3obTy0w:bKWhgieddynl8FO13WE+Uge9
TLSH T15314120D3B20CE06E1D87F35CED1755686067CCFEA0AB856EEBB72765478610AD8721C
Reporter abuse_ch
Tags:CVE-2017-11882 Loki VelvetSweatshop xlsx

Office OLE Information


This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE dump
Detection: VelvetSweatshop

MalwareBazaar was able to identify 6 sections in this file using oledump:

Section IDSection sizeSection name
164 bytesDataSpaces/DataSpaceInfo/StrongEncryptionDataSpace
2112 bytesDataSpaces/DataSpaceMap
3208 bytesDataSpaces/TransformInfo/StrongEncryptionTransform/Primary
476 bytesDataSpaces/Version
5183912 bytesEncryptedPackage
6224 bytesEncryptionInfo

Intelligence


File Origin
# of uploads :
1
# of downloads :
181
Origin country :
n/a
Vendor Threat Intelligence
Verdict:
Malicious
File type:
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
Has a screenshot:
False
Contains macros:
False
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Sending a custom TCP request
Creating a window
Searching for synchronization primitives
Launching a process
Creating a file
Сreating synchronization primitives
Creating a file in the %temp% directory
Changing an executable file
Reading critical registry keys
Changing a file
Creating a file in the %AppData% subdirectories
Moving a file to the %AppData% subdirectory
Enabling the 'hidden' option for recently created files
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Query of malicious DNS domain
Sending an HTTP GET request to an infection source by exploiting the app vulnerability
Creating a process from a recently created file
Infecting executable files
Sending an HTTP POST request to an infection source
Result
Verdict:
Malicious
File Type:
OOXML Excel File with Embedding Objects in Encrypted Excel File
Document image
Document image
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe embedequation exploit shell32.dll shellcode VelvetSweatshop
Label:
Malicious
Suspicious Score:
9.9/10
Score Malicious:
1%
Score Benign:
0%
Result
Verdict:
MALICIOUS
Details
Macro Execution Coercion
Detected a document that appears to social engineer the user into activating embedded logic.
Document With No Content
Document contains little or no semantic information.
Result
Threat name:
Lokibot
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Drops PE files to the user root directory
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Office equation editor drops PE file
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Sigma detected: Droppers Exploiting CVE-2017-11882
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: Execution from Suspicious Folder
Sigma detected: File Dropped By EQNEDT32EXE
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Tries to steal Mail credentials (via file registry)
Yara detected aPLib compressed binary
Yara detected Lokibot
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 592214 Sample: Request_for_quotation_C1009... Startdate: 18/03/2022 Architecture: WINDOWS Score: 100 40 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->40 42 Found malware configuration 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 13 other signatures 2->46 8 EQNEDT32.EXE 12 2->8         started        13 EXCEL.EXE 33 27 2->13         started        process3 dnsIp4 38 84.38.135.159, 49165, 80 DATACLUBLV Latvia 8->38 28 C:\Users\user\AppData\Local\...\vbc[1].exe, PE32 8->28 dropped 30 C:\Users\Public\vbc.exe, PE32 8->30 dropped 64 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 8->64 15 vbc.exe 18 8->15         started        32 C:\...\~$Request_for_quotation_C100934.xlsx, data 13->32 dropped file5 signatures6 process7 file8 34 C:\Users\user\AppData\Local\Temp\egiuew.exe, PE32 15->34 dropped 18 egiuew.exe 15->18         started        process9 signatures10 48 Antivirus detection for dropped file 18->48 50 Tries to steal Mail credentials (via file registry) 18->50 52 Machine Learning detection for dropped file 18->52 54 2 other signatures 18->54 21 egiuew.exe 54 18->21         started        process11 dnsIp12 36 furnaceshst.net 87.251.79.163, 49166, 49167, 49168 RISS-ASRU Russian Federation 21->36 26 C:\Users\user\AppData\...\5879F5.exe (copy), PE32 21->26 dropped 56 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->56 58 Tries to steal Mail credentials (via file / registry access) 21->58 60 Tries to harvest and steal ftp login credentials 21->60 62 Tries to harvest and steal browser information (history, passwords, etc) 21->62 file13 signatures14
Threat name:
Document-OLE.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2022-03-18 10:26:13 UTC
File Type:
Document
Extracted files:
49
AV detection:
14 of 42 (33.33%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
collection spyware stealer suricata
Behaviour
Checks processor information in registry
Enumerates system info in registry
Launches Equation Editor
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
NSIS installer
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Loads dropped DLL
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
Lokibot
suricata: ET MALWARE LokiBot Checkin
suricata: ET MALWARE LokiBot User-Agent (Charon/Inferno)
suricata: ET MALWARE MSIL/GenKryptik.FQRH Download Request
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
Malware Config
C2 Extraction:
http://furnaceshst.net/ge3/fre.php
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments